This method can gain a better result on treatment of waste gas of xylene with low concentration and big flow rate. The highest removal rate of xylene reaches at 87.4%.

该方法对低浓度、大流量的二甲苯废气能达到较好的去除效果，最高去除率可达87．4%。

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Eating a big meal mid-day will make you sleepy and lethargic in the afternoon - killing your concentration.

中午一顿大餐往往会让你下午昏昏欲睡，更别提全神贯注。

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The caprock with big thickness owns strong capillary sealing ability, can form abnormal pore fluid pressure and the restraining hydrocarbon concentration sealing.

大厚度盖层毛细管封闭能力强，易形成异常孔隙流体压力和抑制浓度封闭作用。

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With such a big lead, Warrington inevitably lost concentration and were punished with two tries in as many minutes by McGuinness and Brocklehurst, but Clarke's converted try took the Wolves to 50 points.

BBC: Salford 18-50 Warrington

U.S. and Canada put together is 18%, so I have a big concentration of people there.

WSJ: Tata Unit Seeks Profile Boost Via F1 Deal

One obvious explanation for the overwhelming Democratic majorities in big cities is the Curley effect with the corresponding concentration of Democratic constituencies like welfare recipients and unions, but there is more to it than that.

FORBES: What Explains The Partisan Divide Between Urban And Non-Urban Areas